模型的评价指标 为了将比例优势模型与经典ROC分析参数方法——双正态模型(binormal model)进行比较,分别计算每一所需比较模型的灵敏度残差平方和与决定系数两个指标。
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Methods On the basis of binormal model, maximum likelihood estimation was applied to areas calculation, and approximately normal method to confidence interval estimation and hypothesis test.
方法在双正态模型基础下应用ML估计方法计算ROC曲线下面积,正态近似法估计面积的可信区间及假设检验。
The proper binormal ROC model had been applied to the degenerate data.
用真双正态模型处理了退化资料。
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